JP2006521075A5 - - Google Patents
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- JP2006521075A5 JP2006521075A5 JP2006509178A JP2006509178A JP2006521075A5 JP 2006521075 A5 JP2006521075 A5 JP 2006521075A5 JP 2006509178 A JP2006509178 A JP 2006509178A JP 2006509178 A JP2006509178 A JP 2006509178A JP 2006521075 A5 JP2006521075 A5 JP 2006521075A5
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- signal
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- signals
- signal receiving
- receiving apparatus
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- 238000011084 recovery Methods 0.000 claims 10
- 230000000875 corresponding Effects 0.000 claims 5
- 238000001914 filtration Methods 0.000 claims 5
- 238000000034 method Methods 0.000 claims 2
- 238000005070 sampling Methods 0.000 claims 2
- 241001442055 Vipera berus Species 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000001228 spectrum Methods 0.000 claims 1
Claims (21)
前記フロントエンド処理手段は、
複数のチャンネルを有するアナログＲＦ信号を受信し、前記アナログＲＦ信号をディジタルＲＦ信号に変換するアナログ・ディジタル変換手段と、
前記ディジタルＲＦ信号のサンプリング・レートを低減させて複数のデシメーション済のＲＦ信号を生成する手段と、
前記複数のデシメーション済のＲＦ信号にフィルタをかけて複数のフィルタ済のＲＦ信号を生成する手段と、
を含み、
前記チャンネル回復手段は、前記複数のフィルタ済のＲＦ信号を処理してそれぞれが各チャンネルに対応する少なくとも１つのベースバンド信号を生成する、前記信号受信装置。 A signal receiving device comprising front end processing means and channel recovery means,
The front end processing means includes
Analog-to-digital conversion means for receiving an analog RF signal having a plurality of channels and converting the analog RF signal into a digital RF signal;
Means for reducing the sampling rate of the digital RF signal to generate a plurality of decimated RF signals;
Means for filtering the plurality of decimated RF signals to generate a plurality of filtered RF signals;
Including
The signal receiving apparatus, wherein the channel recovery means processes the plurality of filtered RF signals to generate at least one baseband signal corresponding to each channel.
回転値を用いて前記フィルタ済のＲＦ信号を乗算して乗算済の信号を生成する信号乗算手段と、
前記乗算済の信号を加算して周波数変換済の信号を生成する信号加算手段と、
前記周波数変換済の信号にフィルタをかけて前記ベースバンド信号を生成する補助フィルタ手段と、
を備える、請求項１に記載の信号受信装置。 The channel recovery means comprises:
Signal multiplying means for multiplying the filtered RF signal using a rotation value to generate a multiplied signal;
Signal adding means for adding the multiplied signals to generate a frequency-converted signal;
Auxiliary filter means for filtering the frequency-converted signal to generate the baseband signal;
The signal receiving device according to claim 1, comprising:
前記チャンネル回復手段が、前記複数の周波数チャンネルに対応する前記ベースバンド信号を同時に生成する、請求項１に記載の信号受信装置。 The baseband signal corresponds to a plurality of frequency channels;
The signal receiving device according to claim 1, wherein the channel recovery means simultaneously generates the baseband signals corresponding to the plurality of frequency channels.
アナログＲＦ信号を受信するステップと、
前記アナログＲＦ信号をディジタルＲＦ信号に変換するステップと、
前記ディジタルＲＦ信号のサンプリング・レートを低減させて複数のデシメーション済のＲＦ信号を生成するステップと、
前記複数のデシメーション済のＲＦ信号にフィルタをかけて複数のフィルタ済のＲＦ信号を生成するステップと、
前記複数のフィルタ済のＲＦ信号を処理してそれぞれが各チャンネルに対応する少なくとも１つのベースバンド信号を生成するステップと、
を含む、前記信号受信装置を動作させる方法。 A method for operating a signal receiving device, comprising:
Receiving an analog RF signal;
Converting the analog RF signal to a digital RF signal;
Reducing the sampling rate of the digital RF signal to generate a plurality of decimated RF signals;
Filtering the plurality of decimated RF signals to generate a plurality of filtered RF signals;
Processing the plurality of filtered RF signals to generate at least one baseband signal each corresponding to each channel;
A method of operating the signal receiving device.
回転値を用いて前記フィルタ済のＲＦ信号を乗算し、乗算済の信号を生成するステップと、
前記乗算済の信号を加算して、周波数変換済の信号を生成するステップと、
前記周波数変換済の信号にフィルタをかけて前記ベースバンド信号を生成するステップと、
を含む、請求項８に記載の信号受信装置を動作させる方法。 Generating the baseband signal comprises:
Multiplying the filtered RF signal with a rotation value to generate a multiplied signal;
Adding the multiplied signals to generate a frequency converted signal;
Filtering the frequency converted signal to generate the baseband signal;
A method for operating a signal receiving device according to claim 8.
前記フロントエンド・プロセッサは、
アナログＲＦ信号を受信し、前記アナログＲＦ信号をディジタルＲＦ信号に変換するように動作するアナログ・ディジタル変換器と、
前記ディジタルＲＦ信号をデシメーションして複数のデシメーション済のＲＦ信号を生成するデマルチプレクサと、
前記デシメーション済のＲＦ信号にフィルタをかけて複数のフィルタ済の信号を生成するように動作する１つ以上のフィルタと、
を備え、
前記１つ以上のチャンネル回復要素は、前記複数のフィルタ済のＲＦ信号を処理してそれぞれが各チャンネルに対応する少なくとも１つのベースバンド信号を生成するように動作する、前記信号受信装置。 A signal receiving device comprising a front-end processor and one or more channel recovery elements,
The front-end processor is
An analog to digital converter operable to receive an analog RF signal and convert the analog RF signal to a digital RF signal;
A demultiplexer for decimating the digital RF signal to generate a plurality of decimated RF signals;
One or more filters operative to filter the decimated RF signal to generate a plurality of filtered signals;
With
The signal receiving apparatus, wherein the one or more channel recovery elements are operative to process the plurality of filtered RF signals to generate at least one baseband signal each corresponding to each channel.
回転値を用いて前記フィルタ済のＲＦ信号を乗算して乗算済の信号を生成するように動作する１つ以上の信号乗算器と、
前記乗算済の信号を加算して周波数変換済の信号を生成するように動作する信号加算器と、
前記周波数変換済の信号にフィルタをかけて前記ベースバンド信号を生成するように動作する補助フィルタと、
を備える、請求項１４に記載の信号受信装置。 Each of the channel recovery elements is
One or more signal multipliers operable to multiply the filtered RF signal with a rotation value to produce a multiplied signal;
A signal adder that operates to add the multiplied signals to generate a frequency converted signal;
An auxiliary filter that operates to filter the frequency converted signal to generate the baseband signal;
The signal receiving device according to claim 14, comprising:
前記複数のチャンネル回復要素が、前記複数の周波数チャンネルに対応する前記ベースバンド信号を同時に生成する、請求項１４に記載の信号受信装置。 The one or more signal recovery elements include a plurality of channel recovery elements;
The signal receiving apparatus according to claim 14, wherein the plurality of channel recovery elements simultaneously generate the baseband signals corresponding to the plurality of frequency channels.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45332803P | 2003-03-10 | 2003-03-10 | |
| PCT/US2004/006797 WO2004082189A2 (en) | 2003-03-10 | 2004-03-05 | Receiver and method for concurrent receiving of multiple channels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006521075A JP2006521075A (en) | 2006-09-14 |
| JP2006521075A5 true JP2006521075A5 (en) | 2007-04-19 |
Family
ID=32990757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006509178A Pending JP2006521075A (en) | 2003-03-10 | 2004-03-05 | Method and apparatus for receiving a signal |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20060189291A1 (en) |
| EP (1) | EP1604464A2 (en) |
| JP (1) | JP2006521075A (en) |
| KR (1) | KR20050106094A (en) |
| CN (1) | CN1856942A (en) |
| BR (1) | BRPI0408178A (en) |
| MX (1) | MXPA05009693A (en) |
| WO (1) | WO2004082189A2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2460417B (en) | 2008-05-28 | 2011-04-06 | Mirics Semiconductor Ltd | Broadcast receiver system |
| US8086197B2 (en) | 2008-11-12 | 2011-12-27 | Nxp B.V. | Multi-channel receiver architecture and reception method |
| US8312346B2 (en) | 2009-05-01 | 2012-11-13 | Mirics Semiconductor Limited | Systems and methods for communications |
| JP2012129671A (en) * | 2010-12-14 | 2012-07-05 | Jvc Kenwood Corp | Radio receiver, radio reception method and program |
| KR101277979B1 (en) * | 2011-12-21 | 2013-06-27 | 피앤피네트워크 주식회사 | Simultaneous receiving system of multi channel for drm receiver and method therefor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2176356A (en) * | 1985-06-12 | 1986-12-17 | Philips Electronic Associated | Method of, and demodulator for, digitally demodulating an ssb signal |
| JPH0260314A (en) * | 1988-08-26 | 1990-02-28 | Nec Corp | Adaptive receiver |
| US6263195B1 (en) * | 1999-02-12 | 2001-07-17 | Trw Inc. | Wideband parallel processing digital tuner |
| JP2001103024A (en) * | 1999-09-29 | 2001-04-13 | Fujitsu Ltd | Digital radio equipment, digital radio communication system, digital radio transmitter and digital radio communicating method |
| JP4652546B2 (en) * | 2000-09-21 | 2011-03-16 | 三星電子株式会社 | Receiving machine |
| US7027520B2 (en) * | 2001-08-30 | 2006-04-11 | Thomson Licensing | Method and apparatus for simultaneously retrieving portions of a data stream from different channels |
| US6704372B2 (en) * | 2001-09-18 | 2004-03-09 | Broadlogic Network Technologies Inc. | Digital implementation of multi-channel demodulators |
| GB2382282B (en) * | 2001-11-19 | 2003-11-12 | Lucent Technologies Inc | A digital demodulator a telecommunications receiver and a method of digital demodulation |
| BR0308428A (en) * | 2002-03-21 | 2005-01-18 | Thomson Licensing Sa | Signal receiver for simultaneous reception of a plurality of irradiation signals |
-
2004
- 2004-03-05 CN CNA2004800065918A patent/CN1856942A/en active Pending
- 2004-03-05 US US10/548,773 patent/US20060189291A1/en not_active Abandoned
- 2004-03-05 MX MXPA05009693A patent/MXPA05009693A/en not_active Application Discontinuation
- 2004-03-05 JP JP2006509178A patent/JP2006521075A/en active Pending
- 2004-03-05 KR KR1020057016698A patent/KR20050106094A/en not_active Application Discontinuation
- 2004-03-05 EP EP04718012A patent/EP1604464A2/en not_active Withdrawn
- 2004-03-05 WO PCT/US2004/006797 patent/WO2004082189A2/en active Search and Examination
- 2004-03-05 BR BRPI0408178-1A patent/BRPI0408178A/en not_active IP Right Cessation
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